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Re: Panic at init on arm (Seagate Dockstar) with -current



On Sat, Oct 20, 2012 at 3:39 PM, Andy Ruhl <acruhl%gmail.com@localhost> wrote:
> uhub0 at usb0: Marvell EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
> Fatal kernel mode prefetch abort at 0xfffffb44
> trapframe: 0xc8a2bbf0, spsr=60000073
> r0 =00000000, r1 =00000000, r2 =c8a32f3f, r3 =600000d3
> r4 =c8a32f40, r5 =00000020, r6 =00b1cf40, r7 =c04787f4
> r8 =00000000, r9 =c2347b0c, r10=00000012, r11=c8a2bc6c
> r12=00000000, ssp=c8a2bc44, slr=00114004, pc =fffffb44
>
> Stopped in pid 0.5 (system) at  fffffb44:       address 0xfffffb44 is invalid
> andeq   r0, r0, r10, lsr r0
> db> bt
> netbsd:__aeabi_idiv+0x87768
>         scp=0xc03930d0 rlv=0x00000006 (6)
>         rsp=0xc0486474 rfp=0x00000000

I tried to reboot it and got some more output:

db> reboot
syncing disks... Mutex error: mutex_vector_enter: locking against myself

lock address : 0x00000000c22cc090 type     :               spin
initialized  : 0x00000000c011bc90
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
current cpu  :                  0 last held:                  0
current lwp  : 0x00000000c2351540 last held: 000000000000000000
last locked  : 0x00000000c0130e68 unlocked*: 0x00000000c0131098
owner field  : 0x0000000000010600 wait/spin:                0/1

panic: LOCKDEBUG
Stopped in pid 0.5 (system) at  netbsd:cpu_Debugger+0x4:        bx      r14
db>

I'm going to try a few things in the kernel config and see what happens.

Andy
> Hope this helps. Should I open a PR?
>
> Andy


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